Which statement is true?

A.
As the risk of an investment decreases, the opportunity of gains increases.
B.
As the risk of an investment decreases, so does the potential for its return.
C.
As the risk of an investment increases, its market value increases.
D.
As the risk of an investment increases, the opportunity of gains decreases.
E.
As the risk of an investment increases, its market value decreases.